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Decimal Product Close To 50

Directions: Use the numbers 1 through 9 at most one time each so that the product is as close to 50 as possible.

Hint

Hint

What whole numbers would you multiply to make it as close to 50 as possible?
Closest is defined as the absolute value of the difference between the product and 50.

Answer

Answer

The closest products found are 50.02 (6.1 x 8.2) from a student in Shannon Andrews‘ class as well as 49.98 (9.8 x 5.1) from a student in Lauren Giordano’s class.

Source: Robert Kaplinsky

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7 comments

  1. A student found 9.8 x 5.1 = 49.98

  2. What about 7*7=49?

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